Home / 198,028.83-297,060.72-55,875.35

Finding the Fourth Proportional to 198,028.83, 297,060.72 and 55,875.35

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Solution

The fourth proportional to 198,028.83, 297,060.72 and 55,875.35 is: 83,817.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,028.83 : 297,060.72 = 55,875.35 : x
  2. Step 2: Convert to fraction form
    198,028.83/297,060.72 = 55,875.35/x
  3. Step 3: Cross multiply
    198,028.83x = 297,060.72 × 55,875.35
  4. Step 4: Simplify right side
    198,028.83x = 16,598,372,234.37
  5. Step 5: Solve for x
    x = 16,598,372,234.37/198,028.83
  6. Step 6: Final answer
    x = 83,817.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.